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- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- ionized layer 电离层
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- upper ionized layer 高电离层
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- Half of the amino groups are ionized. 一半的氨基被解离。
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- HIGHLY IONIZED POTASSIUM AND CALCIUM SPECTRA. 高度游离钾及钙之光谱(英文)
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- Having a cortex or a similar specialized outer layer. 有皮的有皮的或具有相似的专门发育的外部覆盖的
- Ionized nitrogen molecules issued purple and blue light. 电离的氮分子则发出紫蓝色的光。
- The second transition, from neutral back to ionized, is murkier. 第二次从中性再回到游离的转变则较不清楚。
- Warm parcels of ionized gas rise, and cold ones sink. 温暖的离子气团会上升，冷的气团则下降。
- Illustration of Cohere Mechanism of Clay with Double Ionization Layer Theory 用双电层理论说明粘土的粘结机理
- A coat or layer enveloping an organ or a part. 被膜一种覆盖器官或身体部位的覆盖层或包被
